diff --git a/.gitmodules b/.gitmodules
index e69de29..3340ab4 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "libs/yggdrasil-go"]
+	path = libs/yggdrasil-go
+	url = https://github.com/yggdrasil-network/yggdrasil-go
diff --git a/libs/yggdrasil-go b/libs/yggdrasil-go
new file mode 160000
index 0000000..af9ff34
--- /dev/null
+++ b/libs/yggdrasil-go
@@ -0,0 +1 @@
+Subproject commit af9ff34995aa8da5670227fc1a8981051ceaec65